Lattice Radiant: What is Glitchfilter in Device constraint editor?

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• Radiant and Diamond: HDL pin constraints not seen in Spreadsheet View/Device Constraint Editor

  Description: In Lattice Radiant and Diamond, while using the Spreadsheet View/Device Constraint Editor, it is possible to not see the HDL pin constraints reflected in GUI. Solution: This may be because the pins mentioned in the lines of code have ...

• Radiant: How are multiple lines of constraints handled in the device constraint editor?

  Description: When handling multiple constraint commands in a constraint files, there might be confusion in which settings are applied. This FAQ will give examples on how device constraint editor handles it. See examples below for ldc_set_sysconfig ...

• Device Constraint Editor: How to choose the D-PHY location for Crosslink-NX?

  Description: To set the location of the desired HARD DPHY module via Radiant, do the following procedures: (1) Create a top module either using verilog or vhdl source code. (2) Under the top module, insert the synthesis loc = DPHY1 inside the ...

• Lattice Radiant: Why does the constraint coverage did not improve after using set_false_path constraint?

  By Default, set_false_paths does not improve constraint coverage, however For Radiant 2023.1 or later, the user can use the Timing Command Line Option "-false_covers" to add in the false paths to the timing coverage. This can be applied on the ...

• Lattice Radiant 3.1.0 : Does SEI editor tool supports CertusPro-NX?

  Radiant 3.1.0.43.2 version has disabled SEI editor tool for CertusPro-NX. The later version of Radiant supports the SEI editor tool. (Ex: Radiant 3.1.1.249.0) For any other concern, file TechSupport ticket to assist you. ...